Which of the following is not in uniform circular motion?

merry-go-round that is 10.0 m in diameter and rotating at 2 rpm

orbiting satellite that speeds up near the earth and slows down far away

CD in a CD player spinning at 45 rpm

jet fighter making a high-speed loop at 600 m/s

Question

Which of the following is not in uniform circular motion?

merry-go-round that is 10.0 m in diameter and rotating at 2 rpm

orbiting satellite that speeds up near the earth and slows down far away

CD in a CD player spinning at 45 rpm

jet fighter making a high-speed loop at 600 m/s

stormfire1 · Answer

orbiting satellite that speeds up near the earth and slows down far away

Because it states that the speed is not constant...which is required for uniform circular motion.